Calcasieu Parish, LA

ZIP 70601

In ZIP 70601, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Calcasieu Parish Ww District No 5 meets every EPA legal limit; 9 contaminants are above health goals, led by lithium at 3.3× the USGS health-based screening level.
• Nearest Superfund site: Gulf State Utilities-North Ryan Street, 1.3 miles away.
• Largest share of modeled toxic air from industry: Lacc LLC Us/Lotte Chemical Louisiana LLC (39%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 73,525 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70601

• Superfund sites nearbyD to F
• Factories and industrial sitesF
• Oil and gas wellsC to F
• Parks and nature nearbyB to D
• Air qualityC to D
• Drinking water qualityC
• Pesticide useC to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsA to B

Based on 15 census tracts · compiled October 25, 2026 · how each grade works and its sources

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